helm/modules/agenix.nix

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# modules/agenix.nix -- encrypt secrets in nix store
{ options, config, inputs, lib, pkgs, ... }:
with builtins;
with lib;
with lib.my;
let inherit (inputs) agenix;
secretsDir = "${dotFilesDir}/hosts/${config.networking.hostName}/secrets";
secretsFile = "${secretsDir}/secrets.nix";
in {
imports = [ agenix.nixosModules.age ];
environment.systemPackages = [ agenix.defaultPackage.x86_64-linux ];
age = {
secrets =
if pathExists secretsFile
then mapAttrs' (n: _: nameValuePair (removeSuffix ".age" n) {
file = "${secretsDir}/${n}";
owner = mkDefault config.user.name;
}) (import secretsFile)
else {};
sshKeyPaths =
options.age.sshKeyPaths.default ++ (filter pathExists [
"${config.user.home}/.ssh/id_ed25519"
"${config.user.home}/.ssh/id_rsa"
]);
};
}